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Recreate Discoveries About Forces
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Recreate Discoveries About Light
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Recreate Discoveries About Living Things
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Recreate Discoveries About Sound
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Recreate Discoveries About States of Matter
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Recreate Machine Innovations
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Recreate Scientific Discoveries (6 titles)
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Recycle
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Red Bananas (9 titles)
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Reduce and Reuse
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Reducing, Reusing, and Recycling Waste
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Reducing Your Foodprint: Farming, Cooking, and Eating for a Healthy Planet
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7.1 |
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Refugee Child: My Memories of the 1956 Hungarian Revolution
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Re-Greening the Environment: Careers in Cleanup, Remediation, and Restoration
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7.9 |
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Religion in the Ancient World
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Religion in the Renaissance
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8.6 |
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Remarkable Lives Revealed (16 titles)
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Renaissance World (8 titles)
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Reports from the Front in WWII
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Representation in Media
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Reptiles
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Rescue Missions
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5.7 |
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Resilient Ruthie
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Resources and Conservation
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Canada
USA
